[INFO] cloning repository https://github.com/sawickiap/nice_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sawickiap/nice_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsawickiap%2Fnice_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsawickiap%2Fnice_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6ec5d40713b9fa588aa8608205b9c70fa500f6ca [INFO] checking sawickiap/nice_tree against try#39605810efb1a0d52f955bfba9e4eec7a01d5deb for pr-153692 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsawickiap%2Fnice_tree" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sawickiap/nice_tree [INFO] finished tweaking git repo https://github.com/sawickiap/nice_tree [INFO] tweaked toml for git repo https://github.com/sawickiap/nice_tree written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sawickiap/nice_tree on toolchain 39605810efb1a0d52f955bfba9e4eec7a01d5deb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sawickiap/nice_tree already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d944a9918aaa5b7b8d938f3ce274c095481143417411e61eb079504d6b46ab7 [INFO] running `Command { std: "docker" "start" "-a" "3d944a9918aaa5b7b8d938f3ce274c095481143417411e61eb079504d6b46ab7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d944a9918aaa5b7b8d938f3ce274c095481143417411e61eb079504d6b46ab7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d944a9918aaa5b7b8d938f3ce274c095481143417411e61eb079504d6b46ab7", kill_on_drop: false }` [INFO] [stdout] 3d944a9918aaa5b7b8d938f3ce274c095481143417411e61eb079504d6b46ab7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+39605810efb1a0d52f955bfba9e4eec7a01d5deb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f69beae235d77273ea0ed17926fc2fbae4f297f34059d8135c46cc8109919e9 [INFO] running `Command { std: "docker" "start" "-a" "0f69beae235d77273ea0ed17926fc2fbae4f297f34059d8135c46cc8109919e9", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking nice_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:155:30 [INFO] [stdout] | [INFO] [stdout] 155 | pub fn set_left_child(self: &mut Node, node: Box) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] = note: `#[deny(self_lifetime_elision_not_applicable)]` (part of `#[deny(future_incompatible)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:158:31 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn set_right_child(self: &mut Node, node: Box) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:161:32 [INFO] [stdout] | [INFO] [stdout] 161 | pub fn clear_left_child(self: &mut Node) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:164:33 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn clear_right_child(self: &mut Node) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:178:24 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn calc_sum(self: &Node) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:191:31 [INFO] [stdout] | [INFO] [stdout] 191 | pub fn write_to_string(self: &Node, s: &mut String, extended_syntax: bool) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:207:30 [INFO] [stdout] | [INFO] [stdout] 207 | pub fn draw_to_string(self: &Node, s: &mut String) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lib.rs:344:23 [INFO] [stdout] | [INFO] [stdout] 344 | while let Some(b'0' ... b'9') = s.get(end_index) { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:155:30 [INFO] [stdout] | [INFO] [stdout] 155 | pub fn set_left_child(self: &mut Node, node: Box) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] = note: `#[deny(self_lifetime_elision_not_applicable)]` (part of `#[deny(future_incompatible)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:158:31 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn set_right_child(self: &mut Node, node: Box) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:161:32 [INFO] [stdout] | [INFO] [stdout] 161 | pub fn clear_left_child(self: &mut Node) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:164:33 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn clear_right_child(self: &mut Node) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:178:24 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn calc_sum(self: &Node) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:191:31 [INFO] [stdout] | [INFO] [stdout] 191 | pub fn write_to_string(self: &Node, s: &mut String, extended_syntax: bool) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `self` parameter type does not contain `Self` [INFO] [stdout] --> src/lib.rs:207:30 [INFO] [stdout] | [INFO] [stdout] 207 | pub fn draw_to_string(self: &Node, s: &mut String) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: use `&self`, `&mut self`, or `self: &Self` for correct lifetime elision [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #140611 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lib.rs:344:23 [INFO] [stdout] | [INFO] [stdout] 344 | while let Some(b'0' ... b'9') = s.get(end_index) { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:168:18 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn preorder(&self) -> Preorder { [INFO] [stdout] | ^^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 168 | pub fn preorder(&self) -> Preorder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:171:19 [INFO] [stdout] | [INFO] [stdout] 171 | pub fn postorder(&self) -> Postorder { [INFO] [stdout] | ^^^^^ ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 171 | pub fn postorder(&self) -> Postorder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn inorder(&self) -> Inorder { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn inorder(&self) -> Inorder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nice_tree` (lib) due to 7 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:168:18 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn preorder(&self) -> Preorder { [INFO] [stdout] | ^^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 168 | pub fn preorder(&self) -> Preorder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:171:19 [INFO] [stdout] | [INFO] [stdout] 171 | pub fn postorder(&self) -> Postorder { [INFO] [stdout] | ^^^^^ ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 171 | pub fn postorder(&self) -> Postorder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn inorder(&self) -> Inorder { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn inorder(&self) -> Inorder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nice_tree` (lib test) due to 7 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0f69beae235d77273ea0ed17926fc2fbae4f297f34059d8135c46cc8109919e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f69beae235d77273ea0ed17926fc2fbae4f297f34059d8135c46cc8109919e9", kill_on_drop: false }` [INFO] [stdout] 0f69beae235d77273ea0ed17926fc2fbae4f297f34059d8135c46cc8109919e9